/*
 * Copyright © 2024 Apple Inc. and the ServiceTalk project authors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package io.servicetalk.loadbalancer;

/**
 * Factory of {@link LoadBalancerObserver} instances.
 */
@FunctionalInterface
public interface LoadBalancerObserverFactory {

    /**
     * Provide a {@link LoadBalancerObserver} to use with a newly created load balancer.
     * @param lbDescription the description of the load balancer.
     * @return a {@link LoadBalancerObserver} to use with a newly created load balancer.
     */
    LoadBalancerObserver newObserver(String lbDescription);
}
